Inventor · disambiguated record
James E. Critchfield
Also filed as: CRITCHFIELD JAMES E · CRITCHFIELD JAMES EDWARD
3 granted patents·3 pending applications·30 citations·filing 1996–2013
62Inventor score
Top patents by PatentIndex Score
6 records- 0162US5861051AProcess for removing carbon dioxide from gas mixtureHUNTSMAN SPEC CHEM CORP·Filed 1996·Granted Jan 19, 1999·29 cites·21 claims
- 0251US8945280B2Method to decrease decomposition products in solutions that absorb acidic gases such as carbon dioxide and the like in the presence of oxygenHOLUB PATRICK E·Filed 2009·Granted Feb 3, 2015·1 cites·19 claims
- 0343US11071944B2Absorbent composition for the selective absorption of hydrogen sulfideSHELL OIL CO·Filed 2013·Granted Jul 27, 2021·0 cites·7 claims
- 0442US2015151241A1Process for the high temperature selective absorption of hydrogen sulfideSHELL OIL CO·Filed 2013·Application pending·0 cites
- 0538US2015122125A1Method of improving a process for the selective absorption of hydrogen sulfideSHELL OIL CO·Filed 2013·Application pending·0 cites
- 0638US2015093314A1Absorbent composition for the selective absortption of hydrogen sulfide and process of use thereofSHELL OIL CO·Filed 2013·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when James E. Critchfield files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →